Question

soon as ,if,when 这三个词语引导的主句从句用什么时态?

Answer 1

1) I will call you as soon as I get home.

我一到家我就给你电话.(主句用一般将来时,从句用一般现在时.)

2) If it rains , the math will be put off the next Friday.

如果天下雨的话,比赛将推迟到下周五.(主句用将来时,从句用一般现在时)

3)I was doing homework when he came in .

主句用现在或过去进行时,从句用一般现在时或一般过去时.